@font-face {
    font-family: "sf apple";
    src: url("../font/pingfang.ttf");
}

/* 整体样式设置 */
* {
    margin: 0;
    padding: 0;
}

body {
    background-color: #fff;
    font-family: "sf apple";
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
}

.center {
    width: 980px;
    margin: 0 auto;
}

/******** 一楼总体样式 ******/

/* 图片设置大小样式 */
.f1 {
    background-color: #f5f5f5;
    margin: 0 auto;
}

.f1 .g-ldt {
    width: 980px;
    height: 963px;
}

.f1 .g-ldt .ldt img {
    display: block;
    width: 474px;
    height: 502px;
    margin: 32px auto 60px auto;
}

/* 文字样式设置 */
.f1 .g-ldt .ldt1 {
    width: 980px;
    height: 292px;
    text-align: center;
}

.f1 .g-ldt .ldt1 .ldt-nr1 {
    display: block;
    font-style: italic;
    width: 646px;
    height: 104px;
    font-size: 20px;
    margin: 0 166px 23px;
}

.f1 .g-ldt .ldt1 .ldt-nr1 h1:nth-child(2) {
    color: #ca2266;
}

.f1 .g-ldt .ldt1 .ldt-nr2 {
    width: 940px;
    height: 87px;
    display: block;
    margin: 8px 20px 0;
    font-weight: 400;
    font-size: 21px;
}

.f1 .g-ldt .ldt1 .ldt-nr3 {
    display: block;
    width: 980px;
    height: 44px;
    margin: 34px 0 77px;
}

.f1 .g-ldt .ldt1 .ldt-nr3 button {
    width: 224px;
    height: 44px;
    padding: 12px 22px;
    background: #0071e3;
    color: #fff;
    font-size: 17px;
    font-weight: 400;
    border-style: none;
    border-radius: 22px;
    white-space: nowrap;

}

/******* 二楼样式设置 ******/
.f2 {
    width: 964px;
    height: 1332px;
    margin: 0 auto;
    padding: 0 40px;
    /* background-color: #f5f5f5; */

}

.f2 .center ul {
    text-align: center;
    padding: 100px 0 40px;
    background-color: #fff;
}

.f2 .center ul li:first-child {
    font-size: 48px;
    font-weight: 600;
    margin-bottom: 26px;
}

.f2 .center ul li:nth-child(2) {
    font-size: 21px;
    font-weight: 400;
}

/******* 三楼样式设置 ******/

.f2 .center .box {
    width: 964px;
    height: 965px;
    padding-top: 18px;
    padding-bottom: 39px;
    display: flex;
    background-color: #f5f5f5;
    flex-wrap: wrap;
}

.f2 .center .box div {
    display: block;
    width: 321px;
    height: 317px;
    text-align: center;
    /* white-space: nowrap; */
}

.f2 .center .box div img {
    width: 172px;
    height: 129px;
    margin: 0 74px;

}

.f2 .center .box .box-1 h4,
.f2 .center .box .box-2 h4,
.f2 .center .box .box-3 h4 {
    width: 321px;
    height: 21px;
    padding-top: 15px;
    margin-bottom: 8px;
}

.f2 .center .box .box-4 h4,
.f2 .center .box .box-5 h4,
.f2 .center .box .box-6 h4,
.f2 .center .box .box-7 h4,
.f2 .center .box .box-8 h4 {
    width: 321px;
    margin-bottom: 15px;
}

.f2 .center .box .box-1 h3,
.f2 .center .box .box-2 h3,
.f2 .center .box .box-3 h3,
.f2 .center .box .box-4 h3,
.f2 .center .box .box-5 h3,
.f2 .center .box .box-6 h3,
.f2 .center .box .box-7 h3,
.f2 .center .box .box-8 h3 {
    font-size: 24px;
    color: #1d1d1f;
    margin-bottom: 5px;
}


.f2 .center .box .box-1 h5,
.f2 .center .box .box-2 h5,
.f2 .center .box .box-3 h5,
.f2 .center .box .box-4 h5,
.f2 .center .box .box-5 h5,
.f2 .center .box .box-6 h5,
.f2 .center .box .box-7 h5,
.f2 .center .box .box-8 h5 {
    font-size: 21px;
    color: #1d1d1f;
    font-weight: 600;
    margin: 16px 48px 11px;
}

.f2 .center .box .box-1 p,
.f2 .center .box .box-2 p,
.f2 .center .box .box-3 p,
.f2 .center .box .box-4 p,
.f2 .center .box .box-5 p,
.f2 .center .box .box-6 p,
.f2 .center .box .box-7 p,
.f2 .center .box .box-8 p {
    font-size: 17px;
    font-weight: 400;
    margin: 13px 18px 34px;
    color: dimgrey;
}


.f3 button {
    display: block;
    width: 224px;
    height: 44px;
    padding: 12px 22px;
    background: #0071e3;
    color: #fff;
    font-size: 17px;
    font-weight: 400;
    border-style: none;
    border-radius: 22px;
    white-space: nowrap;
    margin: 0 auto;
    margin-top: 76px;
}

.f4 .center {
    padding-top: 80px;
    text-align: center;
}


.f4 ul .zi {
    font-size: 20px;
}

.f4 ul .zi-1 {
    margin-top: 21px;
    padding-bottom: 15px;
    color: dimgray;
}

.f4 .lian {
    width: 980px;
    height: 233px;
    font-size: 17px;
    display: flex;
    padding: 0 22px;
    justify-content: space-evenly;
    align-items: center;
}

.f4 .lian .lian-1 h3 {
    margin-top: 9px;

}

.f4 .lian .lian-1 p {
    margin-top: 8px;
}

.f4 .lian a h3 {
    margin-top: 9px;
    color: dimgray;
}

.f4 .lian a p {
    margin-top: 7px;
    color: #0066cc;
}

.f4 .lian .lian-1,
.f4 .lian .lian-2,
.f4 .lian .lian-3 {
    width: 216px;
    height: 121px;
    margin: 0 32px;
    padding-top: 56px;
}